<template>
	<div>
	
<mt-header fixed title="固定在顶部">
      <span to="/" slot="left"  @click="goback" v-show="flag">
    <mt-button icon="back">返回</mt-button>
      </span>
</mt-header>
 <div id="zhong">
            <transition>
             		<router-view></router-view>
			</transition>
			</div>
		<nav class="mui-bar mui-bar-tab">
			<router-link class="mui-tab-item-lqf " to="/home">
				<span class="mui-icon mui-icon-home"></span>
				<span class="mui-tab-label">首页</span>
			</router-link>


			<router-link class="mui-tab-item-lqf" to="/menber">
			<span class="mui-icon mui-icon-contact"></span>
				<span class="mui-tab-label">会员</span>
			</router-link>


			<router-link class="mui-tab-item-lqf" to="/shoopcar">
				<span class="mui-icon mui-icon-extra mui-icon-extra-cart ">
					<span class="mui-badge">{{$store. getters.getallCount?$store. getters.getallCount:0}}</span>
				</span>
				<span class="mui-tab-label">购物车</span>
			</router-link>

			<router-link class="mui-tab-item-lqf" to="/search">
				<span class="mui-icon mui-icon-search"></span>
				<span class="mui-tab-label">搜索</span>
			</router-link>
		</nav>

	</div>
</template>

<script>
export default {
  data() {
    return {
      flag: false
    };
  },

  created() {
    this.flag = this.$route.path === "/home" ? false : true;
  },

  methods: {
    goback() {
      this.$router.go(-1);
    }
  },

  watch: {
    "$route.path": function(newval, oldval) {
      if (newval === "/home") {
        this.flag = false;
      } else {
        this.flag = true;
      }
    }
  }
};
</script>

<style lang="less" scoped>
#header {
  width: 100%;
  position: fixed;
  top: 0;
  left: 0;
  background-color: #26a2ff;
  .header-title {
    height: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
  }
}

#zhong {
  margin-top: 40px;
  overflow-x: hidden;
}

.v-enter {
  opacity: 0;
  transform: translateX(100%);
}

.v-leave-to {
  opacity: 0;
  transform: translateX(-100%);
  position: absolute;
}

.v-enter-active,
.v-leave-active {
  transition: all 0.2s ease;
}
//解决tarbar无法切换
.mui-bar-tab .mui-tab-item-lqf.mui-active {
  color: #007aff;
}

.mui-bar-tab .mui-tab-item-lqf {
  display: table-cell;
  overflow: hidden;
  width: 1%;
  height: 50px;
  text-align: center;
  vertical-align: middle;
  white-space: nowrap;
  text-overflow: ellipsis;
  color: #929292;
}

.mui-bar-tab .mui-tab-item-lqf .mui-icon ~ .mui-tab-label {
  font-size: 11px;
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mui-bar-tab .mui-tab-item-lqf.mui-active[data-v-5ef48958] {
  color: #007aff;
}
.mui-bar-tab .mui-tab-item-lqf .mui-icon {
  top: 3px;
  width: 24px;
  height: 24px;
  padding-top: 0;
  padding-bottom: 0;
}
</style>
